The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.
Reviewed by 1 customer
Displaying review 1
Comments about Sierra Drain Screw Gasket for Mercury/Mariner Outboard Motors Qty. 2 of 18-2945:
Used these gaskets on the lower unit screw plugs on my 25 hp Mercury. They held the oil in and water out well. They were in stock at my local WM. Two in a package!